.mks-left-nav {
  padding: 0;
  margin: 0;
  /*第二层*/
  /*修饰图标*/
  /*小箭头*/
}
.mks-left-nav li.level1 > a {
  list-style: none;
  display: block;
  width: 100%;
  height: 45px;
  line-height: 45px;
  color: #fff;
  padding-left: 50px;
  border-bottom: 1px solid #000;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 20px;
  font-weight: bold;
  text-decoration: none;
  position: relative;
  transition: all .5s ease 0s;
}
.mks-left-nav li.level1 ul {
  overflow: hidden;
}
.mks-left-nav li.level1 ul.level2 {
  display: block;
  background: #0f4679;
  list-style: none;
  padding: 0;
}
.mks-left-nav li.level1 ul.level2.active {
  display: block;
}
.mks-left-nav li.level1 ul.level2 li a {
  display: block;
  height: 45px;
  line-height: 45px;
  color: #fff;
  text-indent: 60px;
  /*border-bottom: 1px solid #ddd; */
  font-size: 14px;
  font-weight: bold;
  text-decoration: none;
  transition: all 1s ease 0s;
}
.mks-left-nav li.level1 ul.level2 li a:hover {
  background-color: #fff;
  color: #0f4679;
}
.mks-left-nav li.level1 ul.level2 li a.active {
  background-color: #fff;
  color: #0f4679;
}
.mks-left-nav .ico {
  width: 20px;
  height: 20px;
  display: block;
  position: absolute;
  left: 20px;
  top: 10px;
  background: url(../../img/ico1.png) no-repeat;
}
.mks-left-nav .ico1 {
  background-position: 0 -20px;
}
.mks-left-nav .ico2 {
  background-position: 0 -60px;
}
.mks-left-nav .ico3 {
  background-position: 0 -80px;
}
.mks-left-nav .level1 i {
  width: 20px;
  height: 10px;
  background: url(../../img/arrow.png) no-repeat;
  display: block;
  position: absolute;
  right: 20px;
  top: 20px;
}
.mks-left-nav .level1 i.down {
  background-position: 0 -10px;
}
.left-nav {
  width: 250px;
  float: left;
  height: 100%;
  overflow: auto;
  background-color: #132d66;
}
.right-container {
  float: left;
  width: calc(100% - ( 250px ));
  height: 100%;
  overflow: auto;
}
.right-container .container {
  min-width: 1120px !important;
}
